/* dock栏 */
#container #dock {
  width: 100%;
  text-align: center;
  margin: 0 auto;
}

#container {
  position: fixed;
  bottom: 0;
  text-align: center;
  right: 20%;
  left: 10%;
  width: 79%;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 10px 10px 0 0;
}

#container li {
  list-style-type: none;
  display: inline-block;
  position: relative;
  padding-right: 3px;
}

#container li img {
  width: 50px;
  height: 50px;
  -webkit-box-reflect: below 2px
    gradient(
      linear,
      left top,
      left bottom,
      from(transparent),
      color-stop(0.7, transparent),
      to(rgba(255, 255, 255, 0.5))
    );
  transition: all 0.3s;
  transform-origin: 40% 70%;
}

#container li:hover img {
  transform: scale(2);
  margin: 0 2em;
}

#container li:hover + li img,
#container li.prev img {
  transform: scale(1.5);
  margin: 0 1.5em;
}

#container li span {
  display: none;
  position: absolute;
  bottom: 100px;
  left: 0;
  width: 100%;
  background-color: #222;
  padding: 4px 0;
  border-radius: 7px;
}

#container li:hover span {
  display: block;
  color: #fff;
}
